7.5" High Density Race Intercooler For BMW N54 & N55 E Chassis - 135i, 335i, 1M, 335ixDeliver consistent, reliable power run after run The last intercooler you'll ever buy for your car. Good for over 1000whp the BMS 7. 5" High Density RACE intercooler delivers better cooling, more power to the wheels, and allows you to hold that power longer during extended runs. With a larger core and more surface area than stock, your intercooler pressure drop is reduced and cooling dramatically improved. Resulting in peak power gains of 10whp+ and